Mary Allen
Nhanganyaya: Chii chinonzi Bluebirds?
Bluebird ishiri diki kusvika pakati nepakati idzo dziri dzemhuri yethrush. Vanowanikwa muNorth America yose, kusanganisira Canada, United States, neMexico. Kune marudzi matatu ebluebirds: Eastern Bluebird, Mountain Bluebird, uye Western Bluebird. Ese marudzi matatu anozivikanwa nekusiyana kwawo minhenga yebhuruu, izvo zvaita kuti ive inofarirwa pakati pevanofarira shiri uye vanoda zvisikwa zvakafanana.
Bluebirds 'Saizi uye Huremu
Bluebirds ishiri diki, ine avhareji urefu hwe6 kusvika 8 inches. Vanoyera chero pakati pe1 kusvika ku2 ounces, nevakadzi vachireruka zvishoma pane varume. Pasinei nehukuru hwadzo, bluebirds dzinozivikanwa nekubhururuka kwadzo kwakanaka uye nekumhanya.
Plumage uye Coloration yeBluebirds
Chinhu chinonyanya kusiyanisa chebluebirds ndeyemavara avo ebhuruu akajeka, ndicho chikonzero anotumidzwa zita iri. Hono dzine musana, mapapiro, uye muswe webhuruu wakajeka, ukuwo hadzi dzine ruvara rweblue-grey. Vese varume nevakadzi vane zamu rine ngura-tsvuku uye dumbu jena. Gomo reBluebird ndiro rakasvibira pamhando nhatu idzi, ukuwo Eastern Bluebird ine musana nemapapiro zvakatsvukuruka.
Bluebirds 'Wingspan uye Muswe Shape
Bluebird dzine mapapiro mapfupi uye muswe wakatenderedzwa, izvo zvinovabatsira kufamba nemumhepo zviri nyore. Mapapiro adzo anobva pa9 kusvika ku12 inches, idiki kana ichienzaniswa nedzimwe shiri dzakafanana.
Bluebirds 'Beak uye Rudzi rweziso
Bluebirds ine muromo mupfupi uye wakanongedza, uyo wakanakira kubata tumbuyu, ndiko kwadzinopa chikafu. Muromo wavo mutema muruvara, uye vane maziso matema akakomberedzwa nekamhete kadiki keminhenga michena.
Bluebirds 'Habitat uye Range
Bluebirds inogona kuwanikwa munzvimbo dzakasiyana-siyana, kusanganisira masango, mafuro, minda yemichero, uye masango. Iwo akapararira kuNorth America yose, neEastern Bluebird iri iyo inonyanya kuzivikanwa mhuka dziri kumabvazuva kweUnited States. Gomo reBluebird rinowanikwa kumadokero kweUnited States neCanada, nepo Western Bluebird inowanikwa kumadokero nekumaodzanyemba kwakadziva kumadokero kweUnited States.
Kudya kweBluebirds uye Kudyisa Tsika
Bluebirds inodya zvakanyanya pazvipembenene zvakaita semhashu, zvipembenene, uye makonye. Vanodyawo michero, michero, uye mhodzi. Bluebirds vanozivikanwa netsika yavo yekumhara pakakwirira, senge bazi kana fence post, uye kusvetukira pasi kuti abate mhuka dzadzo.
Bluebirds 'Nesting uye Beeding Behaviour
MaBluebirds ane murume mumwe chete uye anoita maviri maviri zvisungo zvinogara mukati memwaka wekuberekesa. Dzinovaka matendere adzo mumakomba emiti, mudzimba dzeshiri, kana kuti mumabhokisi. Dzose hono nehadzi dzinochinjana kufukura mazai nokutarisira vana. Bluebirds inogona kuva nemabroods maviri pamwaka.
Bluebirds 'Vocalizations uye Kufona
Bluebirds vanozivikanwa nenziyo dzavo dzinotapira uye dzinonakidza, dzinowanzonzwika muchirimo nezhizha. Vanoridzawo nhare dzakasiyana siyana, kusanganisira muridzo wakapfava wehondo uye nepamusoro-soro "tseer" call.
Bluebirds 'Migration Patterns
Bluebirds inofamba zvishoma, uye vamwe vanhu vanoenda kumaodzanyemba kwechando. The Eastern Bluebird ndiyo inonyanya kutama pamarudzi matatu aya, ukuwo Mountain Bluebird ndiyo inonyanya kutama.
Kutyisidzira uye Kuchengetedza Mamiriro eBluebirds
Bluebirds inotarisana nekutyisidzira kwakati wandei, kusanganisira kurasikirwa kwekugara, kudzvinyirirwa nekatsi dzepamba, uye kukwikwidza nemhando dzeshiri dzisiri dzekuzvarwa. Zvisinei, kuedza kwekuchengetedza zvakadai sekuisa shiri uye kudzorerwa kwekugara kwakabatsira kuwedzera bluebird vanhu. Iyo yekuMabvazuva Bluebird inorongedzerwa semhando yeIsinganyanyi kunetseka neInternational Union for Conservation of Nature (IUCN), nepo Mountain Bluebird neWestern Bluebird inoiswa semhando dzeIsinganyanye Kunetseka uye Pedyo Nekutyisidzirwa, zvichiteerana.
Mhedziso: Kukosha kweBluebirds 'Distinctive Features
Bluebirds haisi yakanaka chete uye inodiwa nevakawanda, asi ivo vanewo mabasa akakosha ezvakatipoteredza sezvipembenene uye zvinoparadzira mbeu. Mamiriro azvo akasiyana, akadai seminhenga yebhuruu nenziyo dzinotapira, anoita kuti zvizivikanwe zviri nyore uye kuti zvinakidze kuona musango. Sezvo zvakadaro, zvakakosha kuramba uchidzivirira nekuchengetedza bluebird vanhu nenzvimbo dzavo dzekugara.